ADV7511 support I2S or SPDIF as audio input interfaces. This commit
enable support for SPDIF.
Signed-off-by: Bogdan Togorean <bogdan.togorean@xxxxxxxxxx>
---
drivers/gpu/drm/bridge/adv7511/adv7511_audio.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
index a428185be2c1..96be7b005c50 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
@@ -119,6 +119,8 @@ int adv7511_hdmi_hw_params(struct device *dev, void *data,
audio_source = ADV7511_AUDIO_SOURCE_I2S;
i2s_format = ADV7511_I2S_FORMAT_LEFT_J;
break;
+ case HDMI_SPDIF:
+ audio_source = ADV7511_AUDIO_SOURCE_SPDIF;
default:
return -EINVAL;
}
@@ -175,11 +177,21 @@ static int audio_startup(struct device *dev, void *data)
/* use Audio infoframe updated info */
regmap_update_bits(adv7511->regmap, ADV7511_REG_GC(1),
BIT(5), 0);
+ /* enable SPDIF receiver */
+ if (adv7511->audio_source == ADV7511_AUDIO_SOURCE_SPDIF)
+ regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG,
+ BIT(7), BIT(7));
+
return 0;
}
static void audio_shutdown(struct device *dev, void *data)
{
+ struct adv7511 *adv7511 = dev_get_drvdata(dev);
+
+ if (adv7511->audio_source == ADV7511_AUDIO_SOURCE_SPDIF)
+ regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG,
+ BIT(7), 0);
}
static int adv7511_hdmi_i2s_get_dai_id(struct snd_soc_component *component,
@@ -213,6 +225,7 @@ static const struct hdmi_codec_pdata codec_data = {
.ops = &adv7511_codec_ops,
.max_i2s_channels = 2,
.i2s = 1,
+ .spdif = 1,
};
int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511)
--
2.23.0
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